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Individual Calculations January 2022 |
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| Mariam, Essa Total change: -33.40 | |   |
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| Arab Indv. Chess Championship 2021 (Women) | Dubai | UAE | 2021-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1606 | 3.00 | 8 | -1.67 | 20 | -33.40 | |
|  Latreche, Sabrina | | wm | 2006 * | ALG | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Khalil, Manar | | | 1822 | SYR | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Rouda Essa, Alserkal | | wc | 1666 | UAE | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Almaini, Aishah Sarhan | | | 1610 | UAE | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Eman, Sawan | | | 1206 * | PLE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Taqwa, Hamouri | | | 1206 * | PLE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Lamya, Al.areqi | | | 1237 | YEM | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Ahamoury.roya | | | 1437 | PLE | 0.50 | 1 | -0.22 | 20 | -4.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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